Send patches - preferably formatted by git format-patch - to patches at archlinux32 dot org.
summaryrefslogtreecommitdiff
path: root/examples/only_hd.py
blob: c0364cd1f6afc3bbad9696df3ef766e94180f035 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
import logging
import os
import pathlib

import archinstall

class OnlyHDMenu(archinstall.GlobalMenu):
	def _setup_selection_menu_options(self):
		super()._setup_selection_menu_options()
		options_list = []
		mandatory_list = []
		options_list = ['harddrives', 'disk_layouts', '!encryption-password','swap']
		mandatory_list = ['harddrives']
		options_list.extend(['install','abort'])

		for entry in self._menu_options:
			if entry in options_list:
				# for not lineal executions, only self.option(entry).set_enabled and set_mandatory are necessary
				if entry in mandatory_list:
					self.enable(entry,mandatory=True)
				else:
					self.enable(entry)
			else:
				self.option(entry).set_enabled(False)
		self._update_install()

	def _missing_configs(self):
		""" overloaded method """
		def check(s):
			return self.option(s).has_selection()

		_, missing = self.mandatory_overview()
		if check('harddrives'):
			if not self.option('harddrives').is_empty() and not check('disk_layouts'):
				missing += 1
		return missing

def ask_user_questions():
	"""
		First, we'll ask the user for a bunch of user input.
		Not until we're satisfied with what we want to install
		will we continue with the actual installation steps.
	"""
	with OnlyHDMenu(data_store=archinstall.arguments) as menu:
		# We select the execution language separated
		menu.exec_option('archinstall-language')
		menu.option('archinstall-language').set_enabled(False)
		menu.run()

def perform_disk_operations():
	"""
		Issue a final warning before we continue with something un-revertable.
		We mention the drive one last time, and count from 5 to 0.
	"""
	if archinstall.arguments.get('harddrives', None):
		print(f" ! Formatting {archinstall.arguments['harddrives']} in ", end='')
		archinstall.do_countdown()
		"""
			Setup the blockdevice, filesystem (and optionally encryption).
			Once that's done, we'll hand over to perform_installation()
		"""
		mode = archinstall.GPT
		if archinstall.has_uefi() is False:
			mode = archinstall.MBR

		for drive in archinstall.arguments.get('harddrives', []):
			if archinstall.arguments.get('disk_layouts', {}).get(drive.path):
				with archinstall.Filesystem(drive, mode) as fs:
					fs.load_layout(archinstall.arguments['disk_layouts'][drive.path])

def perform_installation(mountpoint):
	"""
	Performs the installation steps on a block device.
	Only requirement is that the block devices are
	formatted and setup prior to entering this function.
	"""
	with archinstall.Installer(mountpoint, kernels=None) as installation:
		# Mount all the drives to the desired mountpoint
		# This *can* be done outside of the installation, but the installer can deal with it.
		if archinstall.arguments.get('disk_layouts'):
			installation.mount_ordered_layout(archinstall.arguments['disk_layouts'])

		# Placing /boot check during installation because this will catch both re-use and wipe scenarios.
		for partition in installation.partitions:
			if partition.mountpoint == installation.target + '/boot':
				if partition.size <= 0.25: # in GB
					raise archinstall.DiskError(f"The selected /boot partition in use is not large enough to properly install a boot loader. Please resize it to at least 256MB and re-run the installation.")
		# to generate a fstab directory holder. Avoids an error on exit and at the same time checks the procedure
		target = pathlib.Path(f"{mountpoint}/etc/fstab")
		if not target.parent.exists():
			target.parent.mkdir(parents=True)

	# For support reasons, we'll log the disk layout post installation (crash or no crash)
	archinstall.log(f"Disk states after installing: {archinstall.disk_layouts()}", level=logging.DEBUG)

def log_execution_environment():
	# Log various information about hardware before starting the installation. This might assist in troubleshooting
	archinstall.log(f"Hardware model detected: {archinstall.sys_vendor()} {archinstall.product_name()}; UEFI mode: {archinstall.has_uefi()}", level=logging.DEBUG)
	archinstall.log(f"Processor model detected: {archinstall.cpu_model()}", level=logging.DEBUG)
	archinstall.log(f"Memory statistics: {archinstall.mem_available()} available out of {archinstall.mem_total()} total installed", level=logging.DEBUG)
	archinstall.log(f"Virtualization detected: {archinstall.virtualization()}; is VM: {archinstall.is_vm()}", level=logging.DEBUG)
	archinstall.log(f"Graphics devices detected: {archinstall.graphics_devices().keys()}", level=logging.DEBUG)

	# For support reasons, we'll log the disk layout pre installation to match against post-installation layout
	archinstall.log(f"Disk states before installing: {archinstall.disk_layouts()}", level=logging.DEBUG)


if archinstall.arguments.get('help'):
	print("See `man archinstall` for help.")
	exit(0)
if os.getuid() != 0:
	print("Archinstall requires root privileges to run. See --help for more.")
	exit(1)

log_execution_environment()

if not archinstall.check_mirror_reachable():
	log_file = os.path.join(archinstall.storage.get('LOG_PATH', None), archinstall.storage.get('LOG_FILE', None))
	archinstall.log(f"Arch Linux mirrors are not reachable. Please check your internet connection and the log file '{log_file}'.", level=logging.INFO, fg="red")
	exit(1)

if not archinstall.arguments.get('silent'):
	ask_user_questions()
archinstall.output_configs(archinstall.arguments,show=False if archinstall.arguments.get('silent') else True)

if archinstall.arguments.get('dry_run'):
	exit(0)
if not archinstall.arguments.get('silent'):
	input('Press Enter to continue.')

perform_disk_operations()
perform_installation(archinstall.storage.get('MOUNT_POINT', '/mnt'))